vulnerability
MFSA2025-72 Thunderbird: Security Vulnerabilities fixed in Thunderbird 140.2 (CVE-2025-9184)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:M/Au:N/C:C/I:C/A:C) | Aug 19, 2025 | Aug 22, 2025 | Feb 2, 2026 |
Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
Aug 19, 2025
Added
Aug 22, 2025
Modified
Feb 2, 2026
Description
Memory safety bugs present in Firefox ESR 140.1, Thunderbird ESR 140.1, Firefox 141 and Thunderbird 141. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code.
Solution
mozilla-thunderbird-upgrade-140_2
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